e-STUDIO281c/351c/451c ERROR CODE AND SELF-DIAGNOSTIC MODE© June 2005 TOSHIBA TEC
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391-0Image
control
Output value
display of
image quality
sensor
Lowden-
sity pat-
tern Y
ALL0
<0-1023>
MDisplays the output
value of image quality
sensor when a low-den-
sity test pattern is writ-
ten.
The larger the value is,
the smaller the toner
amount adhered
becomes.
10
391-1Lowden-
sity pat-
tern M
ALL0
<0-1023>
M10
391-2Lowden-
sity pat-
tern C
ALL0
<0-1023>
M10
391-3Lowden-
sity pat-
tern K
ALL0
<0-1023>
M10
392Image
control
Light amount adjustment
result of image quality sen-
sor
ALL0
<0-255>
MThe LED light amount
adjustment value of this
sensor is the reference
value to set the
reflected light from the
belt surface.
2
393Image
control
Relative humidity display
during latest closed-loop
control
ALL0
<0-100>
MDisplays the relative
humidity at the latest
performing of the
closed-loop
control.
2
394Image
control
Enforced performing of
image quality open-loop
control
ALL--Performs the image
quality open-loop con-
trol.
6
395Image
control
Enforced performing of
image quality closed-loop
control
ALL-MPerforms the image
quality closedloop con-
trol.
6
396Image
control
Image quality control initial-
ization
ALL-MPerforms the image
quality control, initialize
each control value.
6
398-0Image
control
Target value
of the high
image den-
sity control
YALL265
<220-
360>
MSets the target value of
high image density con-
trol at the time of the
image quality control.
4
398-1MALL300
<220-
360>
M4
398-2CALL320
<220-
360>
M4
398-3KALL370
<300-
420>
M4
401LaserFine adjustment of polygo-
nal motor rotation speed
(reproduction ratio adjust-
ment)
PRT134
<0-255>
MWhen the value
increases by 1!, the
reproduction ratio of pri-
mary scanning direction
increases by approx.
0.07%. (approx. 0.1
mm/step)
1
405PPC135
<0-255>
M1
410LaserAdjustment of primary
scanning laser writing start
position
PPC128
<0-255>
MWhen the value
increases by 1!, the
writing start position
shifts to the front side
by approx. 0.0423 mm.
1
411PRT120
<0-255>
M1
Adjustment mode (05)
Code
Classifi-
cation
Items
Func-
tion
Default
<Accept-
able
value>
RAMContents
Pro-
cedur
e